Lexmark C530DN Technical Reference - Page 234

4-39 PostScript setdoret integer setdoret - changes the PQET setting for the next page through the end of the print job. The integer values allowed are: 0 turn PQET Off 1 turn PQET On 2 turn PQET On 3 turn PQET On 4 turn PQET On The value you select for PQET returns to the user default setting when the print job is finished. This operator is equivalent to executing the following PostScript emulation sequence: > setpagedevice Errors: rangecheck, stackunderflow, typecheck setdostartpage boolean setdostartpage sets the DoStartPage system parameter to the value of boolean. The DoStartPage system parameter must be present for the setdostartpage operator to be present. For more information, see "DoStartPage" on page 4-68. Errors: invalidaccess, stackunderflow, typecheck